package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.*;

import java.util.List;
import java.util.Map;

@Mapper
public interface DishMapper {

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);

    /**
     * 新增菜品
     * @param dish
     * @return
     */
    @AutoFill(value = OperationType.INSERT)
    @Insert("insert into dish (name, category_id, price, status, create_time, update_time, create_user, update_user, image, description) " +
            "values (#{name}, #{categoryId}, #{price}, #{status}, #{createTime}, #{updateTime}, #{createUser}, #{updateUser}, #{image}, #{description})")
    @Options(useGeneratedKeys = true, keyProperty = "id")
    Integer insert(Dish dish);

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    Page<DishVO> pageQuery(DishPageQueryDTO dishPageQueryDTO);


    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @Select("select * from dish where id = #{id}")
    Dish getById(Long id);

    /**
     * 根据id删除菜品数据
     * @param id
     */
    @Delete("delete from dish where id = #{id}")
    void deleteById(Long id);

    /**
     * 修改菜品数据
     * @param dish
     */
    @AutoFill(OperationType.UPDATE)
    void update(Dish dish);

    /**
     * 根据分类id查询菜品
     * @param dish 菜品
     * @return 菜品列表
     */
    List<Dish> list(Dish dish);

    /**
     * 根据套餐id查询菜品选项
     * @param id 套餐id
     * @return 菜品选项
     */
    @Select("select d.id, d.name, d.price, d.category_id, d.status " +
            "from dish d " +
            "left join setmeal_dish sd on d.id = sd.dish_id " +
            "where sd.setmeal_id = #{id}")
    List<Dish> getBySetmealId(Long id);

    /**
     * 根据条件统计菜品数量
     * @param map
     * @return
     */
    Integer countByMap(Map map);
}
